Inventor
Gwan-Bon Koo
Inventor
Bucheon-si, KR
Overview
Patents· 35 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems42%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications18%
H03KPulse technique11%
H05BElectric heating8%
G01RMeasuring electric variables3%
H02HEmergency protective circuit arrangements3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
B62DMotor vehicles2%
H01FMagnets2%
PatentTitleYear
11,121,628Switch control circuit and buck converter comprising the same202110,407,113LED driver20199,917,518'Method and circuit of detecting attachment and detachment between a portable device and a power converter'20189,814,105'Control circuit for LED and active bleeder thereof'20179,397,284'Piezoelectric circuit, piezoelectric driving circuit for the piezoelectric circuit, and piezoelectric driving method'20168,981,659'Input voltage transfer apparatus for light emitting diode lighting system'20158,878,593'Switch control circuit and power supply device including the same'20148,711,581'Synchronous rectifier network unit circuit and method'20148,686,645'LED protection circuit'20148,670,252'Switch controller, switch control method, converter using the same, and driving method thereof'20148,625,308'Soft-burst circuit for switched-mode power supplies'20148,482,886'Protection circuit, resonant converter including the protection circuit, and protecting method of the resonant converter'2013RE044228'Switching mode power supply and driving method'20138,339,815'Frequency modulation controller, switch mode power supply including the same, and switching operation frequency modulation method'20128,335,061'Protection circuit, resonant converter including the protection circuit, and protecting method of the resonant converter'20128,259,471'Converter that actuates a switch corresponding to a detected valley of a resonance waveform'20128,242,758'Converter and driving method thereof'20128,194,425'Frequency modulation device and switching mode power supply using the same'20128,179,172'Auto-restart circuit and auto-restart method'20128,174,961'Switch control device'20128,174,269'Abnormal switching monitoring device and abnormal switching monitoring method'20128,169,802'Switch controller of a converter with a soft start signal generator comprising a plurality of current sources'20128,144,486'Power converter and driving method thereof'20128,115,466'Converter and driving method thereof'20128,000,119'Switching mode power supply and method of operation'20117,960,952'Switching mode power supply and switch thereof'20117,880,453'Interleaved switching converter, and switching controller and controlling method thereof'20117,881,083'Switch control device, switch control method, and converter using the same'20117,848,124'Overload and short protected soft-start converter'20107,791,909'Quasi-resonant converter and controlling method thereof'20107,768,802'Switching mode power supply and method of operation'20107,710,085'Energy transfer element and converter including the same'20107,710,746'Switching mode power supply and driving method thereof'20107,701,735'Converter and driving method thereof'20107,672,146'Switching mode power supply and driving method'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2016Patents assigned to FAIRCHILD KR SEMICONDUCTOR LTD (29)· patent assignee history
2010–2016Based in Bucheon-si, KR· patent location history
2012–2014Patents assigned to KOO GWAN-BON (15)· patent assignee history
2012–2014Patents assigned to KIM JIN-TAE (10)· patent assignee history
2012–2013Patents assigned to PARK YOUNG-BAE (6)· patent assignee history
2012–2019Based in Gyeonggi-do, KR· patent location history
2014–2015Based in Seoul, KR· patent location history
2014Based in Gyeonggi, KR· patent location history
2017–2021Patents assigned to SEMICONDUCTOR COMPONENTS IND LLC (4)· patent assignee history
2021Based in Sunnyvale, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FAIRCHILD KR SEMICONDUCTOR LTD | 29 | 2010–2016 |
| KOO GWAN-BONself | 15 | 2012–2014 |
| KIM JIN-TAE | 10 | 2012–2014 |
| PARK YOUNG-BAE | 6 | 2012–2013 |
| SEMICONDUCTOR COMPONENTS IND LLC | 4 | 2017–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bucheon-si, KR | 24 | 2010–2016 |
| Gyeonggi-do, KR | 7 | 2012–2019 |
| Seoul, KR | 2 | 2014–2015 |
| Sunnyvale, California, US | 1 | 2021 |
| Gyeonggi, KR | 1 | 2014 |